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Intel Core Ultra 7 265K vs Intel Atom x5-E8000
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
iGPU - FP32 Performance (Single-precision GFLOPS)
Intel Core Ultra 7 265K
100 %
Intel Xe 4 Core Graphics 64 EUs (Arrow Lake)
Intel HD Graphics 400
More benchmarks
Cinebench 2026 (ST)
218 entries
218 entries
Cinebench 2026 (MC)
219 entries
219 entries
Cinebench 2024 (SC)
427 entries
427 entries
Cinebench 2024 (MC)
422 entries
422 entries
Cinebench R23 (SC)
690 entries
690 entries
Cinebench R23 (MC)
665 entries
665 entries
Geekbench 6 (SC)
1,989 entries
1,989 entries
Geekbench 6 (MC)
1,927 entries
1,927 entries
Geekbench 5 (SC)
2,512 entries
2,512 entries
Geekbench 5 (MC)
2,483 entries
2,483 entries
FP32 SP (iGPU)
2,219 entries
2,219 entries
PassMark CPU-Mark
2,504 entries
2,504 entries
CPU-Z Benchmark 17 (SC)
250 entries
250 entries
CPU-Z Benchmark 17 (MC)
751 entries
751 entries
Cinebench R15 (SC)
1,113 entries
1,113 entries
Cinebench R15 (MC)
1,110 entries
1,110 entries
CPU performance per watt (efficiency)
140 entries
140 entries
AI performance (NPU)
218 entries
218 entries
Specifications
At a glance
|
Wischen
|
Intel Core Ultra 7 265K | Intel Atom x5-E8000 |
|---|---|---|
| Family | Intel Core Ultra 7 (31) | Intel Atom (108) |
| CPU group | Intel Core Ultra 200 AL-S (20) | Intel Atom x3/x5/x7 (9) |
| Architecture | Arrow Lake | Cherry Trail |
| Technology | 3 nm | 14 nm |
| Segment | Desktop | Notebook |
| Socket | LGA 1851 | BGA 1170 |
| Predecessor | ||
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
Intel Core Ultra 7 265K | Intel Atom x5-E8000 |
|---|---|---|
| CPU Cores / Threads | 20 / 20 | 4 / 4 |
| Hyperthreading / SMT | ✗ | ✗ |
| Core architecture | hybrid (big.LITTLE) | normal |
| Core Cluster 1: | 8x Lion Cove 3.90 - 5.50 GHz |
4x 1.04 - 2.00 GHz |
| Core Cluster 2: | 12x Skymont 3.30 - 4.60 GHz |
|
| L2-Cache | 36.00 MB | |
| L3-Cache | 30.00 MB | 2.00 MB |
| Overclocking | ✓ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
Intel Core Ultra 7 265K | Intel Atom x5-E8000 |
|---|---|---|
| GPU name | Intel Xe 4 Core Graphics 64 EUs (Arrow Lake) | Intel HD Graphics 400 |
| GPU frequency | 0.30 - 2.00 GHz | 0.32 GHz |
| CUs / Shader | 4 / 512 | 12 / 96 |
| Raytracing | ✓ | ✗ |
| Max. displays | 3 | 3 |
| Max. GPU Memory | 32 GB | 8 GB |
| Technology | 5 nm | 14 nm |
| Release date | Q3/2024 | Q1/2015 |
NPU AI performance
|
Wischen
|
Intel Core Ultra 7 265K | Intel Atom x5-E8000 |
|---|---|---|
| AI hardware | Intel® AI Boost | |
| AI specifications | Intel AI Boost NPU 4 @ 13 TOPS | |
| NPU + CPU + iGPU | 37 TOPS |
Memory & PCIe
|
Wischen
|
Intel Core Ultra 7 265K | Intel Atom x5-E8000 |
|---|---|---|
| Memory | DDR5-6400 (102.4 GB/s) | DDR3L-1600 (25.6 GB/s) |
| Max. Memory | 256 GB | 8 GB |
| Memory channels | 2 | 2 |
| ECC | Yes | No |
| PCIe | 5.0 x 20 | 2.0 x 4 |
| PCIe Bandwidth | 78.8 GB/s | 2.0 GB/s |
Thermal Management
|
Wischen
|
Intel Core Ultra 7 265K | Intel Atom x5-E8000 |
|---|---|---|
| TDP | 125 W | 5 W |
| TDP (PL2) | 177 W | |
| TDP up | 250 W | |
| TDP down | ||
| T. junction max. | 105 °C | 90 °C |
Technical details
|
Wischen
|
Intel Core Ultra 7 265K | Intel Atom x5-E8000 |
|---|---|---|
| Chip design | Monolithic | Monolithic |
| AES-NI | ✓ | ✓ |
| Operating systems | Windows 11, Linux | |
| Instruction set | x86-64 (64 bit) | x86-64 (64 bit) |
| ISA extensions | SSE4.1, SSE4.2, AVX2 | SSE4.1, SSE4.2 |
| Release date | Q4/2024 | Q1/2016 |
| Release price | 394 $ | 39 $ |
| Documents | Technical data sheet | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of Intel Core Ultra 7 265K is 4.3 stars (266 ratings), while Intel Atom x5-E8000 has received 3.0 stars (3 ratings).
Click on the stars to rate one or both processors.
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Apple M5 Pro (15-CPU 16-GPU)
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Intel Core Ultra 7 265K
20C / 20T · 5.50 GHz
9
Intel Atom x5-E8000
4C / 4T · 2.00 GHz
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